A DC Wheatstone bridge shown in figure Q20, it fed by a battery of Vs = 150V. It is used to measure the value of unknown resistance of a resistor R4. The valuesof R1, R2 and R3 are 340 ohms, 250 ohms and 50 ohms respectively. Then, the the value of R4 is calculated as,AR,NoBFigure Q20O a. 26.76ohmsO b. 16.76ohmsO C. 46.76ohmsO d. 36.76ohms

According to the question we have to calculate the value of R4.

A DC Wheatstone bridge shown in figure Q20, it fed by a battery of Vs = 150V. It is used to measure the value of R1, R2 and R3 are 340 ohms, 250 ohms and 50 ohms respectively. Then, the the value of R4 is calculated as A R, R, C Figure Q20 O a. 26.76ohms O b. 16.76ohms O C 46.76ohms O d. 36.76ohms

A DC Wheatstone bridge shown in figure Q20, it fed by a battery of Vs = 150V. It is used to measure the value of R1, R2 and R3 are 340 ohms, 250 ohms and 50 ohms respectively. Then, the the value of R4 is calculated as A R, R, C Figure Q20 O a. 26.76ohms O b. 16.76ohms O C 46.76ohms O d. 36.76ohms

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter7: Parallel Circuits

Section: Chapter Questions

Problem 3PP: Using the rules for parallel circuits and Ohmslaw, solve for the missing values....

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Concept explainers

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.

Question

A DC Wheatstone bridge shown in figure Q20, it fed by a battery of Vs = 150V. It is used to measure the value of unknown resistance of a resistor R4. The values
of R1, R2 and R3 are 340 ohms, 250 ohms and 50 ohms respectively. Then, the the value of R4 is calculated as,
A
R,
No
B
Figure Q20
O a. 26.76ohms
O b. 16.76ohms
O C. 46.76ohms
O d. 36.76ohms

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